High school student Yuge Itsuki was sent off to a strange parallel world with his childhood friend Konatsuki Mahiru. It was the magical world of "Granvania", which was facing a crisis from the threats of "Impurities." Itsuki was summoned to this world as a "Visitor" to save this world, but to accomplish this mission, he had to perform a ritual known as the "Love Rituals..."
History has proven that out.
.أثبت التّاريخ ذلك
Das hat die bisherige Geschichte
zur Genüge bewiesen.
La historia lo ha probado.
La historia lo ha demostrado.
Le cours de l’Histoire
nous l’a prouvé.
La storia passata ce l'ha dimostrato.
A história até o momento prova isso.
История ни раз доказывала нам этот факт.